text: /* !!! IMPORTANT: Rename "mymodule" below and add your module to Angular Modules above. */
  
  angular.module('encodeDecodeBase64', [])
  
  // .run(function($http) {
  //     console.log('****////*****');
  //   console.log($http.defaults.headers.common.Authorization);
  //   $http.defaults.headers.common.Authorization = 'Basic bWloYWlsOm1paGFpbC5zdWNjZXZv';
    
  // })
  
  .factory('Base64', function() {
      var keyStr = 'ABCDEFGHIJKLMNOP' +
              'QRSTUVWXYZabcdef' +
              'ghijklmnopqrstuv' +
              'wxyz0123456789+/' +
              '=';
      return {
          encode: function (input) {
              var output = "";
              var chr1, chr2, chr3 = "";
              var enc1, enc2, enc3, enc4 = "";
              var i = 0;
  
              do {
                  chr1 = input.charCodeAt(i++);
                  chr2 = input.charCodeAt(i++);
                  chr3 = input.charCodeAt(i++);
  
                  enc1 = chr1 >> 2;
                  enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
                  enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
                  enc4 = chr3 & 63;
  
                  if (isNaN(chr2)) {
                      enc3 = enc4 = 64;
                  } else if (isNaN(chr3)) {
                      enc4 = 64;
                  }
  
                  output = output +
                          keyStr.charAt(enc1) +
                          keyStr.charAt(enc2) +
                          keyStr.charAt(enc3) +
                          keyStr.charAt(enc4);
                  chr1 = chr2 = chr3 = "";
                  enc1 = enc2 = enc3 = enc4 = "";
              } while (i < input.length);
  
              return output;
          },
  
          decode: function (input) {
              var output = "";
              var chr1, chr2, chr3 = "";
              var enc1, enc2, enc3, enc4 = "";
              var i = 0;
  
              // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
              var base64test = /[^A-Za-z0-9\+\/\=]/g;
              if (base64test.exec(input)) {
                  alert("There were invalid base64 characters in the input text.\n" +
                          "Valid base64 characters are A-Z, a-z, 0-9, '+', '/',and '='\n" +
                          "Expect errors in decoding.");
              }
              input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
  
              do {
                  enc1 = keyStr.indexOf(input.charAt(i++));
                  enc2 = keyStr.indexOf(input.charAt(i++));
                  enc3 = keyStr.indexOf(input.charAt(i++));
                  enc4 = keyStr.indexOf(input.charAt(i++));
  
                  chr1 = (enc1 << 2) | (enc2 >> 4);
                  chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
                  chr3 = ((enc3 & 3) << 6) | enc4;
  
                  output = output + String.fromCharCode(chr1);
  
                  if (enc3 != 64) {
                      output = output + String.fromCharCode(chr2);
                  }
                  if (enc4 != 64) {
                      output = output + String.fromCharCode(chr3);
                  }
  
                  chr1 = chr2 = chr3 = "";
                  enc1 = enc2 = enc3 = enc4 = "";
  
              } while (i < input.length);
  
              return output;
          }
      };
  });